Congratulations!
Input/Output and Streams in Java
Alex Liu
Software Development Engineer
Chapter 1 Wrap-Up: Java File Operations
- Java file operations
- Creating/deleting files
- Checking file existence
- Reading and writing text files
FileReader,FileWriter- Efficient file processing
- Directory management
- Creating directories (
mkdir()) - Listing files (
listFiles()) - Working with paths (
getPath())
- Creating directories (
Chapter 2 Wrap-up: Working with Iterators and Streams
- Traversing data collections
- Iterators (
Iterator,ListIterator) - Safe element removal/modification
- Iterators (
- Data transformation with Streams
- Converting elements (
map()) - Filtering data (
filter()) - Storing results (
collect())
- Converting elements (
- Aggregating data
- Combining results (
reduce()) - Finding sums and totals
- Improving readability and efficiency
- Combining results (
Chapter 3 wrap-up: Custom Methods, Dates, and Enums
- Method overriding and recursion
- Specific behaviors (
@Override) - Solving repetitive problems (
recursion)
- Specific behaviors (
- Managing dates and time
- Current dates/times (
LocalDate,LocalTime) - Formatting dates (
DateTimeFormatter) - Performing calculation(
plusDays()`)
- Current dates/times (
- Working with Enums
- Defining constants
- Improving code clarity
- Custom Enum methods and fields
- Creating reusable custom methods
- Integrating concepts effectively
- Building maintainable applications
Continue your journey on Java
- Internet Sources
- Baeldung: website dedicated to Java topics and assistance
- Oracle's Java site: the stewards of Java technology (Oracle) web site
- dev.java: Java developer news, events, and other information
- Open JDK: community dedicated to a free and open-source implementation of Java
Books
- Head First Java by Sierra et al
- Learn Java In One Day by Jamie Chan
- Java for Beginners by Brady Ellison
Further resources:
Let's keep learning
Input/Output and Streams in Java
